Answer:
f(x) = x² + 5
General Formulas and Concepts:
<u>Algebra I</u>
- Equality Properties
- Function Notation
Step-by-step explanation:
<u>Step 1: Define</u>
y - x² = 5
<u>Step 2: Rewrite</u>
- Add x² to both sides: y = x² + 5
- Rewrite <em>y</em>: f(x) = x² + 5
Answer: 7/10
Step-by-step explanation:
Hope this helps! Have a good day and good luck.
How do you translate "twice x is 5" into a mathematical expression?
2x = 5
Answer:
$128.40
Step-by-step explanation:
Find the total cost of the pizza before tax.
15 × 8 = 120
Set up a proportion to find the tax.
7/100 = x/120
Cross multiply
840 = 100x
Divide both sides by 100
Tax = $8.40
$120 + $8.40 = $128.40
I hope this helped and please mark me as brainliest!
Answer:
<h2>15</h2>
Step-by-step explanation:
The formula of a slope <em>m </em>:
From the graph we have the points (0.2, 3) and (0.4, 6).
Substitute: